fff: fixed portability issues

[pin <voidpin%protonmail.com@localhost>]

Module Name:	pkgsrc-wip
Committed By:	pin <voidpin%protonmail.com@localhost>
Pushed By:	pin
Date:		Wed Sep 23 13:45:33 2020 +0200
Changeset:	415a6090bebac9b62ddd1198fef854b3b1c39109

Modified Files:
	fff/Makefile

Log Message:
fff: fixed portability issues

Thanks to @leot for all help fixing this.

To see a diff of this commit:
https://wip.pkgsrc.org/cgi-bin/gitweb.cgi?p=pkgsrc-wip.git;a=commitdiff;h=415a6090bebac9b62ddd1198fef854b3b1c39109

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.

diffstat:
 fff/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diffs:
diff --git a/fff/Makefile b/fff/Makefile
index 082ae5a0dc..59e6959dfd 100644
--- a/fff/Makefile
+++ b/fff/Makefile
@@ -19,7 +19,7 @@ SUBST_CLASSES+=         prefix
 SUBST_MESSAGE.prefix=   Fixing paths.
 SUBST_STAGE.prefix=     pre-configure
 SUBST_FILES.prefix+=    fff
-SUBST_SED.prefix+=      -e 's,FFF_W3M_PATH,${PREFIX}/libexec/w3m,g'
+SUBST_SED.prefix+=      -e 's,$$FFF_W3M_PATH,${PREFIX}/libexec/w3m/w3mimgdisplay,g'
 
 REPLACE_BASH+=	fff